University of Tennessee at Martin. Center of Excellence for the Enrichment of Science and Mathematics Education, Curry School of Education, & Association for Science Teacher Education. (1989). Journal of elementary science education. Elementary Science Education Institute, Center of Excellence for the Enrichment of Science and Mathematics Education at the University of Tennessee at Martin.
توثيق أسلوب شيكاغو (الطبعة السابعة عشر)University of Tennessee at Martin. Center of Excellence for the Enrichment of Science and Mathematics Education, Curry School of Education, و Association for Science Teacher Education. Journal of Elementary Science Education. Martin, Tenn.: Elementary Science Education Institute, Center of Excellence for the Enrichment of Science and Mathematics Education at the University of Tennessee at Martin, 1989.
توثيق جمعية اللغة المعاصرة MLA (الإصدار التاسع)University of Tennessee at Martin. Center of Excellence for the Enrichment of Science and Mathematics Education, et al. Journal of Elementary Science Education. Elementary Science Education Institute, Center of Excellence for the Enrichment of Science and Mathematics Education at the University of Tennessee at Martin, 1989.